Finding the Fourth Proportional to 31,109.42, 46,664.30 and 7,735.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,109.42 : 46,664.30 = 7,735.86 : x
2. Step 2: Convert to fraction form
   31,109.42/46,664.30 = 7,735.86/x
3. Step 3: Cross multiply
   31,109.42x = 46,664.30 × 7,735.86
4. Step 4: Simplify right side
   31,109.42x = 360,988,453.12
5. Step 5: Solve for x
   x = 360,988,453.12/31,109.42
6. Step 6: Final answer
   x = 11,603.83